package com.example.secondassignment;

import java.util.Arrays;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.os.Bundle;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;



public class AddCountryVisited extends Activity {

	private AlertDialog alert;
	
	static final String[] COUNTRIES = new String[] {
	    "Afghanistan", "Albania", "Algeria", "American Samoa", "Andorra",
	    "Angola", "Anguilla", "Antarctica", "Antigua and Barbuda", "Argentina",
	    "Armenia", "Aruba", "Australia", "Austria", "Azerbaijan",
	    "Bahrain", "Bangladesh", "Barbados", "Belarus", "Belgium",
	    "Belize", "Benin", "Bermuda", "Bhutan", "Bolivia",
	    "Bosnia and Herzegovina", "Botswana", "Bouvet Island", "Brazil", "British Indian Ocean Territory",
	    "British Virgin Islands", "Brunei", "Bulgaria", "Burkina Faso", "Burundi",
	    "Cote d'Ivoire", "Cambodia", "Cameroon", "Canada", "Cape Verde",
	    "Cayman Islands", "Central African Republic", "Chad", "Chile", "China",
	    "Christmas Island", "Cocos (Keeling) Islands", "Colombia", "Comoros", "Congo",
	    "Cook Islands", "Costa Rica", "Croatia", "Cuba", "Cyprus", "Czech Republic",
	    "Democratic Republic of the Congo", "Denmark", "Djibouti", "Dominica", "Dominican Republic",
	    "East Timor", "Ecuador", "Egypt", "El Salvador", "Equatorial Guinea", "Eritrea",
	    "Estonia", "Ethiopia", "Faeroe Islands", "Falkland Islands", "Fiji", "Finland",
	    "Former Yugoslav Republic of Macedonia", "France", "French Guiana", "French Polynesia",
	    "French Southern Territories", "Gabon", "Georgia", "Germany", "Ghana", "Gibraltar",
	    "Greece", "Greenland", "Grenada", "Guadeloupe", "Guam", "Guatemala", "Guinea", "Guinea-Bissau",
	    "Guyana", "Haiti", "Heard Island and McDonald Islands", "Honduras", "Hong Kong", "Hungary",
	    "Iceland", "India", "Indonesia", "Iran", "Iraq", "Ireland", "Israel", "Italy", "Jamaica",
	    "Japan", "Jordan", "Kazakhstan", "Kenya", "Kiribati", "Kuwait", "Kyrgyzstan", "Laos",
	    "Latvia", "Lebanon", "Lesotho", "Liberia", "Libya", "Liechtenstein", "Lithuania", "Luxembourg",
	    "Macau", "Madagascar", "Malawi", "Malaysia", "Maldives", "Mali", "Malta", "Marshall Islands",
	    "Martinique", "Mauritania", "Mauritius", "Mayotte", "Mexico", "Micronesia", "Moldova",
	    "Monaco", "Mongolia", "Montserrat", "Morocco", "Mozambique", "Myanmar", "Namibia",
	    "Nauru", "Nepal", "Netherlands", "Netherlands Antilles", "New Caledonia", "New Zealand",
	    "Nicaragua", "Niger", "Nigeria", "Niue", "Norfolk Island", "North Korea", "Northern Marianas",
	    "Norway", "Oman", "Pakistan", "Palau", "Panama", "Papua New Guinea", "Paraguay", "Peru",
	    "Philippines", "Pitcairn Islands", "Poland", "Portugal", "Puerto Rico", "Qatar",
	    "Reunion", "Romania", "Russia", "Rwanda", "Sqo Tome and Principe", "Saint Helena",
	    "Saint Kitts and Nevis", "Saint Lucia", "Saint Pierre and Miquelon",
	    "Saint Vincent and the Grenadines", "Samoa", "San Marino", "Saudi Arabia", "Senegal",
	    "Seychelles", "Sierra Leone", "Singapore", "Slovakia", "Slovenia", "Solomon Islands",
	    "Somalia", "South Africa", "South Georgia and the South Sandwich Islands", "South Korea",
	    "Spain", "Sri Lanka", "Sudan", "Suriname", "Svalbard and Jan Mayen", "Swaziland", "Sweden",
	    "Switzerland", "Syria", "Taiwan", "Tajikistan", "Tanzania", "Thailand", "The Bahamas",
	    "The Gambia", "Togo", "Tokelau", "Tonga", "Trinidad and Tobago", "Tunisia", "Turkey",
	    "Turkmenistan", "Turks and Caicos Islands", "Tuvalu", "Virgin Islands", "Uganda",
	    "Ukraine", "United Arab Emirates", "United Kingdom",
	    "United States", "United States Minor Outlying Islands", "Uruguay", "Uzbekistan",
	    "Vanuatu", "Vatican City", "Venezuela", "Vietnam", "Wallis and Futuna", "Western Sahara",
	    "Yemen", "Yugoslavia", "Zambia", "Zimbabwe"
	  };
	
	 /** Called when the activity is first created. */
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.countriesvisited_activity);
        
        /* Assign listener to button */
        Button button = (Button)findViewById(R.id.addCountryToListButton);
        button.setOnClickListener(new ButtonClick());
        
        alert = setup_alert();
    }
    
    private class ButtonClick implements View.OnClickListener {
    	

		public void onClick(View v) {
			Bundle countryVisitedBundle = new Bundle(); // Create a bundle that will be deliverd to MyCountries activity
			
    		EditText countryInput = (EditText)findViewById(R.id.countryInput);
    		EditText yearInput	=	(EditText)findViewById(R.id.yearInput);
    		int year = 0;
    	
    		
    		try{
    			year = Integer.parseInt(yearInput.getText().toString());
    		}catch(NumberFormatException nfe){
    			alert.show();
    		}
    		
    		if( ( 2100 <= year ) || (year <= 1700 ) ){	/* Check resonable number for yearinput */
    			
    		  	alert.show();
    		}else if( !(countryExistCheck(countryInput.getText().toString()) )){ /* Check that the country exist */
    			alert.show();
    		}    		
    		else{
    			countryVisitedBundle.putString("country", countryInput.getText().toString());
    			countryVisitedBundle.putInt("year", year);

    			/* Create new result intent */
    			Intent reply = new Intent();
    			reply.putExtra("result", countryVisitedBundle);
    			
    			setResult(RESULT_OK,reply); // Send the result
    			
    			finish();   // Close this activity
    		}
        }
	}
    private boolean countryExistCheck(String country ){
    	return Arrays.asList(COUNTRIES).contains(country);
    }
    
    /* AlertDialog Setup and Handling */
    private AlertDialog setup_alert() {
    	AlertDialog.Builder builder = new AlertDialog.Builder(this);
        builder.setMessage(getResources().getText(R.string.yearCountryInput));
        builder.setCancelable(false);
        builder.setTitle(getResources().getText(R.string.CorrectYearCountryInput));
        builder.setPositiveButton(getResources().getText(R.string.done), new DialogDone());
        return builder.create();
    }
    
    private class DialogDone implements DialogInterface.OnClickListener {
    	public void onClick(DialogInterface dialog, int id) {
            dialog.dismiss();
        }
    }
}
